(19)

(11)

EP 3 356 576 A1

(12)

(43) Date of publication: 08.08.2018 Bulletin 2018/32 (21) Application number: 16777801.8 (22) Date of filing: 29.09.2016

(51) International Patent Classification (IPC):  C25B 15/08(2006.01) C25B 1/04(2006.01) C25B 1/00(2006.01) C25B 9/18(2006.01) (86) International application number: PCT/IB2016/055841 (87) International publication number: WO 2017/056039 (06.04.2017 Gazette 2017/14)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 29.09.2015 US 201562234157 P (71) Applicant: King Abdullah University of Science and Technology Thuwal 23955-6900 (SA)	(72) Inventors: TAKANABE, Kazuhiro Thuwal 23955-6900 (SA) SHINAGAWA, Tatsuya Thuwal 23955-6900 (SA) (74) Representative: Feray, Valérie et al Ipsilon Le Centralis 63, avenue du Général Leclerc 92340 Bourg-la-Reine 92340 Bourg-la-Reine (FR)